Bird feeder



FIG. 1 is a perspective view of a bird feeder showing my new design;

FIG. 2 is a front elevational view thereof; rear elevational view being a mirror image;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof; and,

FIG. 5 is a right side elevational view thereof; left side being a mirror image.

The broken line showing of environment in FIGS. 1, 2 and 5 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for the bird feeder, as shown. 